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2. A clinical evaluation of cricothyroidotomy;Boyd;Surg Gynecol Obstet,1979
3. Cricothyroidotomy revisited again;Brantigan;Ear Nose Throat J,1980
4. Emergency cricothyroidotomy: Is its use justified?;Boyd;Surgical Rounds,1979
5. The use of succinylcholine in emergency endotracheal intubation;Thompson,1980